Enter "Special" in Discount field at checkout for 10% off all orders of $100 or more. * Rich Distributing uses only PURE Opti-MSM in our products. Opti-MSM is MADE IN THE U.S.A. 4 times distilled, the cleanest, purest MSM in the world! *

What is MSM? (Link to short youtube video)

https://www.youtube.com/watch?v=xtjxvEXKV9I